<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:msxml="urn:schemas-microsoft-com:xslt">
<xsl:output method="html" indent="no"/>

<xsl:template match="/">

<xsl:variable name="cov0style" select="'background:#FF4040;text-align:right;'"/>
<xsl:variable name="cov20style" select="'background:#F06060;text-align:right;'"/>
<xsl:variable name="cov40style" select="'background:#E78080;text-align:right;'"/>
<xsl:variable name="cov60style" select="'background:#E0A0A0;text-align:right;'"/>
<xsl:variable name="cov80style" select="'background:#D7B0B0;text-align:right;'"/>
<xsl:variable name="cov100style" select="'background:#E0E0E0;text-align:right;'"/>

<table style="border-collapse: collapse;">
    <tr style="font-weight:bold; background:whitesmoke;"><td colspan="2">Coverage by class</td></tr>

    <xsl:for-each select="/PartCoverReport/Type">
        <tr>

            <xsl:element name="td">
                <xsl:attribute name="style">background:ghostwhite; padding: 5px  30px 5px  5px;</xsl:attribute>
                <xsl:value-of select="@name"/>
            </xsl:element>

            <xsl:variable name="codeSize" select="sum(./Method/pt/@len)+0"/>
            <xsl:variable name="coveredCodeSize" select="sum(./Method/pt[@visit>0]/@len)+0"/>

            <xsl:element name="td">
                <xsl:if test="$codeSize=0">
                    <xsl:attribute name="style"><xsl:value-of select="$cov0style"/></xsl:attribute>
                    0%
                </xsl:if>

                <xsl:if test="$codeSize &gt; 0">
                    <xsl:variable name="coverage" select="ceiling(100 * $coveredCodeSize div $codeSize)"/>

                    <xsl:if test="$coverage &gt;=  0 and $coverage &lt; 20"><xsl:attribute name="style"><xsl:value-of select="$cov20style"/></xsl:attribute></xsl:if>
                    <xsl:if test="$coverage &gt;= 20 and $coverage &lt; 40"><xsl:attribute name="style"><xsl:value-of select="$cov40style"/></xsl:attribute></xsl:if>
                    <xsl:if test="$coverage &gt;= 40 and $coverage &lt; 60"><xsl:attribute name="style"><xsl:value-of select="$cov60style"/></xsl:attribute></xsl:if>
                    <xsl:if test="$coverage &gt;= 60 and $coverage &lt; 80"><xsl:attribute name="style"><xsl:value-of select="$cov80style"/></xsl:attribute></xsl:if>
                    <xsl:if test="$coverage &gt;= 80"><xsl:attribute name="style"><xsl:value-of select="$cov100style"/></xsl:attribute></xsl:if>
                    <xsl:value-of select="$coverage"/>%
                </xsl:if>

            </xsl:element>
        </tr>
    </xsl:for-each>
</table>    
</xsl:template>
</xsl:stylesheet>